JPH0271255U - - Google Patents
Info
- Publication number
- JPH0271255U JPH0271255U JP15119388U JP15119388U JPH0271255U JP H0271255 U JPH0271255 U JP H0271255U JP 15119388 U JP15119388 U JP 15119388U JP 15119388 U JP15119388 U JP 15119388U JP H0271255 U JPH0271255 U JP H0271255U
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- light emitting
- photodetector
- emitting element
- change
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000003321 amplification Effects 0.000 claims description 3
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 6
- 230000035945 sensitivity Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
- Fire-Detection Mechanisms (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15119388U JPH0271255U (en:Method) | 1988-11-18 | 1988-11-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15119388U JPH0271255U (en:Method) | 1988-11-18 | 1988-11-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0271255U true JPH0271255U (en:Method) | 1990-05-30 |
Family
ID=31425020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15119388U Pending JPH0271255U (en:Method) | 1988-11-18 | 1988-11-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0271255U (en:Method) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006139216A (ja) * | 2004-11-15 | 2006-06-01 | Ricoh Co Ltd | マーク検出装置と駆動制御装置と画像形成装置 |
-
1988
- 1988-11-18 JP JP15119388U patent/JPH0271255U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006139216A (ja) * | 2004-11-15 | 2006-06-01 | Ricoh Co Ltd | マーク検出装置と駆動制御装置と画像形成装置 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0271255U (en:Method) | ||
| JPH02123691U (en:Method) | ||
| JPS6034609U (ja) | フォトセンサ装置 | |
| JPH01147533U (en:Method) | ||
| JPS61108955U (en:Method) | ||
| JPH0473891U (en:Method) | ||
| JPS6191843U (en:Method) | ||
| JPS56115576A (en) | Photodetecting circuit | |
| JPH0312144U (en:Method) | ||
| JPS5839577U (ja) | ホール効果変換器用温度・オフセット電圧補償回路 | |
| SU361361A1 (ru) | УСТРОЙСТВО дл КОНТРОЛЯ ПЛАМЕНИ | |
| JPS5850643Y2 (ja) | 増幅器の自動増幅度調整回路 | |
| JPS6190028U (en:Method) | ||
| JPH0823914B2 (ja) | 感知器 | |
| JPS6332689A (ja) | 光電式アナログ煙感知器 | |
| JPH01142885U (en:Method) | ||
| JPH01110343U (en:Method) | ||
| JPS54116159A (en) | Temperature compensation circuit | |
| JPS63188596U (en:Method) | ||
| JPH0186343U (en:Method) | ||
| JPS62186443U (en:Method) | ||
| JPH02150693U (en:Method) | ||
| JPH0195656U (en:Method) | ||
| JPS5872856U (ja) | 発光素子の熱時定数補償回路 | |
| JPS61168657U (en:Method) |